[1] Johns Hopkins Univ, Sch Med, Off Assessment & Evaluat, Baltimore, MD USA
[2] Johns Hopkins Med Simulat Ctr, Acad Program, Baltimore, MD USA
[3] Johns Hopkins Univ, Sch Med, Dept Emergency Med, Baltimore, MD USA
[4] Perdana Univ, Grad Sch Med, Kuala Lumpur, Malaysia
[5] Johns Hopkins Sch Med, Baltimore, MD USA